<!DOCTYPE html>
<html>
<head>
<title>subscribe() succeeds when permission is granted and resolves with a valid subscription</title>
<link rel="manifest" href="resources/push_manifest.json">
<script src="resources/push-constants.js"></script>
<script src="../resources/testharness.js"></script>
<script src="../resources/testharnessreport.js"></script>
<script src="../serviceworker/resources/test-helpers.js"></script>
</head>
<body>
<script>
async_test(function(test) {
    var workerUrl = 'resources/empty_worker.js';
    var workerScope = 'resources/scope/' + location.pathname;
    var swRegistration;
    service_worker_unregister_and_register(test, workerUrl, workerScope)
        .then(function(serviceWorkerRegistration) {
            swRegistration = serviceWorkerRegistration;
            return wait_for_state(test, swRegistration.installing, 'activated');
        })
        .then(async function() {
            // If running manually, grant permission when prompted.
            if (window.internals) {
                await window.internals.setPermission(
                    {name: 'push', userVisibleOnly: true}, 'granted',
                    location.origin, location.origin);
            }
            return swRegistration.pushManager.subscribe({ userVisibleOnly: true });
        })
        .then(function(pushSubscription) {
            assert_idl_attribute(pushSubscription, 'endpoint');
            assert_equals(typeof pushSubscription.endpoint, 'string');

            // Expiration time should be in the expected window
            assert_idl_attribute(pushSubscription, 'expirationTime');
            assert_true(typeof pushSubscription.expirationTime === 'number');
            assert_approx_equals(pushSubscription.expirationTime, Date.now() +
                                 EXPIRATION_WINDOW, EXPIRATION_TIME_TOLERANCE,
                                 `Expiration time should be in expected window: ${EXPIRATION_TIME_TOLERANCE} ms`);
            try {
                var endpointUrl = new URL(pushSubscription.endpoint);
            } catch(e) {
                assert_unreached('Constructing a URL from the endpoint should not throw.');
            }

            return service_worker_unregister_and_done(test, workerScope);
        })
        .catch(unreached_rejection(test));
}, 'subscribe() succeeds when permission is granted and resolves with a valid subscription');
</script>
</body>
</html>
